Puas yog tshav ntuj los ua tans?

Cov txheej txheem:

Puas yog tshav ntuj los ua tans?
Puas yog tshav ntuj los ua tans?

Video: Puas yog tshav ntuj los ua tans?

Video: Puas yog tshav ntuj los ua tans?
Video: npauj​ kub​ xyooj​ ua​ nkauj​ xwb​ nyob​ 2024, Hlis ntuj nqeg
Anonim

Puas yog Sunburns tig ua Tans? Tom qab koj kho los ntawm tshav ntuj, thaj chaw cuam tshuam yuav tan ntau dua li ib txwm, tab sis tanning tsuas yog lwm hom kev puas tsuaj ntawm daim tawv nqaij los ntawm hluav taws xob ultraviolet.

Yuav ntev npaum li cas rau tshav ntuj los ua tus tawv nqaij?

Koj tuaj yeem hlawv lossis tawv nqaij tsawg li 10 feeb yog tias koj tsis hnav cov tshuaj pleev thaiv hnub nrog SPF (tseem ceeb tiv thaiv). Cov neeg feem coob yuav tan hauv ob peb teev Qee zaum, koj yuav tsis pom cov tawv nqaij tam sim ntawd. Hauv kev teb rau lub hnub raug, daim tawv nqaij tsim melanin, uas tuaj yeem siv sijhawm.

Puas tshav ntuj ua rau tan?

Lub hnub lub teeb muaj ob hom hluav taws xob ultraviolet uas ncav cuag koj cov tawv nqaij: UVA thiab UVB. UVB hluav taws xob hlawv cov khaubncaws sab nraud povtseg ntawm daim tawv nqaij (lub epidermis), ua rau sunburns. YUVA hluav taws xob yog qhov ua rau tib neeg tan.

Vim li cas ib txhia tshav ntuj thiaj tig mus ua tans?

Thaum cov tawv nqaij raug tshav ntuj, nws ua rau melanin ntau dua los tiv thaiv cov tawv nqaij qis los ntawm kev puas tsuaj. Raws li daim tawv nqaij puas lawm, nws tsim ntau melanin. Qhov ntxiv melanin ua rau qee tus neeg dhau los ua xim tsaus, lossis xim daj. Lwm tus neeg tig liab, uas yog lub cim ntawm kev tshav ntuj.

Puas yog tshav kub kub ploj mus?

Ib tan fades raws li koj ib txwm tso tshav ntuj los yog tanned ntawm daim tawv nqaijthiab hloov lawv nrog cov cell tshiab, untanned. Hmoov tsis zoo, ua kom lub ntsej muag ci ci yuav tsis ua kom tawv nqaij puas lossis txo qhov kev pheej hmoo ntawm kev mob qog noj ntshav.

Pom zoo: